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BaseRepresentation
bin11001110101101
3200010222
43032231
5410404
6141125
753366
oct31655
920128
1013229
119a37
1277a5
136038
144b6d
153dbe

13229 has 2 divisors, whose sum is σ = 13230. Its totient is φ = 13228.

The previous prime is 13219. The next prime is 13241. The reversal of 13229 is 92231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13225 + 4 = 115^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 13229 - 28 = 12973 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6614 + 6615.

It is an arithmetic number, because the mean of its divisors is an integer number (6615).

213229 is an apocalyptic number.

It is an amenable number.

13229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13229 is an equidigital number, since it uses as much as digits as its factorization.

13229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 17.

The square root of 13229 is about 115.0173899895. The cubic root of 13229 is about 23.6506095760.

It can be divided in two parts, 1322 and 9, that added together give a palindrome (1331).

The spelling of 13229 in words is "thirteen thousand, two hundred twenty-nine".